redis初学者常见字符乱码问题及解决方案

<dependencies>
    <dependency>
        <groupId>org.springframework.boot</groupId>
        <artifactId>spring-boot-starter-data-redis</artifactId>
    </dependency>
    <dependency>
        <groupId>redis.clients</groupId>
        <artifactId>jedis</artifactId>
    </dependency>
    <dependency>
        <groupId>com.fasterxml.jackson.core</groupId>
        <artifactId>jackson-databind</artifactId>
    </dependency>
</dependencies>

public class RedisTemplateTest extends DemoRedisTestBase {
    @SneakyThrows
    @Test
    void testSet() {
        String key = String.join(":", "user", RandomStringUtils.randomAlphabetic(10));
        Map<String, String> value = new HashMap<>();
        value.put("id", RandomStringUtils.randomAlphabetic(10));
        value.put("name", RandomStringUtils.randomAlphabetic(10));
        redisTemplate.opsForValue().set(key, objectMapper.writeValueAsString(value));
    }
}

127.0.0.1:6379> keys *user*
1) "\xac\xed\x00\x05t\x00\x0fuser:mnaurYPzBt"

@Configuration
public class RedisTemplateBeanPostProcessor implements BeanPostProcessor {
    @Override
    public Object postProcessBeforeInitialization(Object bean, String beanName) throws BeansException {
        if(RedisTemplate.class.isAssignableFrom(bean.getClass())) {
            RedisTemplate redisTemplate = (RedisTemplate)bean;
            StringRedisSerializer stringRedisSerializer = new StringRedisSerializer();
            redisTemplate.setKeySerializer(stringRedisSerializer);
            redisTemplate.setValueSerializer(stringRedisSerializer);
        }
        return bean;
    }
}

public class RedisTemplateTest extends DemoRedisTestBase {
    @SneakyThrows
    @Test
    void testSet() {
        String key = String.join(":", "user", RandomStringUtils.randomAlphabetic(10));
        Map<String, String> value = new HashMap<>();
        value.put("id", RandomStringUtils.randomAlphabetic(10));
        value.put("name", RandomStringUtils.randomAlphabetic(10));
        redisTemplate.opsForValue().set(key, objectMapper.writeValueAsString(value), 1L);
        String json = redisTemplate.opsForValue().get(key);
        System.out.println(json);
    }
}

public class RedisTemplateTest extends DemoRedisTestBase {
    @SneakyThrows
    @Test
    void testSet() {
        String key = String.join(":", "user", RandomStringUtils.randomAlphabetic(10));
        Map<String, String> value = new HashMap<>();
        value.put("id", RandomStringUtils.randomAlphabetic(10));
        value.put("name", RandomStringUtils.randomAlphabetic(10));
        redisTemplate.opsForValue().set(key, objectMapper.writeValueAsString(value), 1L, TimeUnit.DAYS);
        String json = redisTemplate.opsForValue().get(key);
        System.out.println(json);
    }
}